Update Ubuntu

20180706 (artful)
20180710 (bionic)
20180716 (cosmic)
20180712 (trusty)
20180705 (xenial)

library/ubuntu

@@ -6,44 +6,44 @@ GitRepo: https://github.com/tianon/docker-brew-ubuntu-core.git
 GitCommit: 3742b406ffb023f272beabd7409507b9cec78079
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-amd64
 amd64-GitFetch: refs/heads/dist-amd64
-amd64-GitCommit: 58cc180042b7ebec2b683576faa00c04d5d011e2
+amd64-GitCommit: 427069746055e4cdeca1d2d34c93d756beb07f84
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-arm32v7
 arm32v7-GitFetch: refs/heads/dist-arm32v7
-arm32v7-GitCommit: 4ca46f737903cdf3cba27a1c051f641a411ec485
+arm32v7-GitCommit: 63f9739679f57535459339fc48bc57b50fc7845f
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-arm64v8
 arm64v8-GitFetch: refs/heads/dist-arm64v8
-arm64v8-GitCommit: b0faa072a5f7bb0a5873eaed5de830f2e4931c38
+arm64v8-GitCommit: 81484c6a06276abb8dec085068e7f38a996c55aa
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-i386
 i386-GitFetch: refs/heads/dist-i386
-i386-GitCommit: 3592ac685dae1922327c9fee41c98296312847ee
+i386-GitCommit: 0db66fec8c459dab84e627b6c1afaba08126d021
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-ppc64le
 ppc64le-GitFetch: refs/heads/dist-ppc64le
-ppc64le-GitCommit: 266b7373b9f8e81c1b67d016d8afe4d19d71ca04
+ppc64le-GitCommit: bf3527c3544390803a112da22b0e9c74018f903c
 # https://github.com/tianon/docker-brew-ubuntu-core/tree/dist-s390x
 s390x-GitFetch: refs/heads/dist-s390x
-s390x-GitCommit: f63d0629745365a22cc5cb19f0505aa77a98927d
+s390x-GitCommit: d80e219a9da0f27d84abc2c99cc7fe25e72a0244
 
-# 20180524 (artful)
-Tags: 17.10, artful-20180524, artful
+# 20180706 (artful)
+Tags: 17.10, artful-20180706, artful
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 Directory: artful
 
-# 20180526 (bionic)
-Tags: 18.04, bionic-20180526, bionic, latest, rolling
+# 20180710 (bionic)
+Tags: 18.04, bionic-20180710, bionic, latest, rolling
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 Directory: bionic
 
-# 20180605 (cosmic)
-Tags: 18.10, cosmic-20180605, cosmic, devel
+# 20180716 (cosmic)
+Tags: 18.10, cosmic-20180716, cosmic, devel
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 Directory: cosmic
 
-# 20180531 (trusty)
-Tags: 14.04, trusty-20180531, trusty
+# 20180712 (trusty)
+Tags: 14.04, trusty-20180712, trusty
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le
 Directory: trusty
 
-# 20180525 (xenial)
-Tags: 16.04, xenial-20180525, xenial
+# 20180705 (xenial)
+Tags: 16.04, xenial-20180705, xenial
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 Directory: xenial